PANews reported on May 3 that Paolo Ardoino, CEO of stablecoin issuer Tether, revealed in a post on the X platform that Tether may further integrate its WDK (Wallet Development Kit) with QVAC (Native AI SDK) in the future, providing core support for the functionality of its Agent Cards. Analysts believe this direction will help improve the connection layer between AI agents and crypto payment infrastructure, providing more efficient underlying support for automated application scenarios.